All Stories

  1. Primary oscillatory instability in a rotating disk–cylinder system with aspect (height/radius) ratio varying from 0.1 to 1

    Article • Fluid Dynamics Research, April 2015, Institute of Physics Publishing

    Professor Alexander Yuri Gelfgat

  2. Visualization of three-dimensional incompressible flows by quasi-two-dimensional divergence-free projections

    Article • Computers & Fluids, June 2014, Elsevier

    Professor Alexander Yuri Gelfgat

  3. Non-modal disturbances growth in a viscous mixing layer flow

    Article • Fluid Dynamics Research, April 2014, Institute of Physics Publishing

    Professor Alexander Yuri Gelfgat

  4. Reply to a letter of A. Povitsky regarding benchmark problem of 3D flow in a cubic cavity driven by a diagonally moving lid

    Article • Computers & Fluids, March 2014, Elsevier

    Professor Alexander Yuri Gelfgat

  5. Oscillatory Instability of Natural Convection of Air in a Laterally Heated Cubic Box

    Article • January 2014, Begell House

    Professor Alexander Yuri Gelfgat

  6. Experimental Modelling of Czochralski Melt Flow with a Slow Crystal Dummy Rotation

    Article • Acta Physica Polonica A, August 2013, Institute of Physics, Polish Academy of Sciences

    Professor Alexander Yuri Gelfgat

  7. On Direct and Semi-Direct Inverse of Stokes, Helmholtz and Laplacian Operators in View of Time-Stepper-Based Newton and Arnoldi Solvers in Incompressible CFD

    Article • Communications in Computational Physics, January 2013, Global Science Press

    Professor Alexander Yuri Gelfgat

  8. On the role of vortex stretching in energy optimal growth of three-dimensional perturbations on plane parallel shear flows

    Article • Journal of Fluid Mechanics, July 2012, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  9. Destabilization of free convection by weak rotation

    Article • Journal of Fluid Mechanics, September 2011, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  10. Experimental observation of the steady-oscillatory transition in a cubic lid-driven cavity

    Article • Physics of Fluids, August 2011, American Institute of Physics

    Professor Alexander Yuri Gelfgat, Professor Alex Liberzon

  11. Book Review: Marcello Lappa: Thermal Convection: Patterns, Evolution and Stability

    Article • Crystal Research and Technology, July 2011, Wiley

    Professor Alexander Yuri Gelfgat

  12. From multi- to single-grid CFD on massively parallel computers: Numerical experiments on lid-driven flow in a cube using pressure–velocity coupled formulation

    Article • Computers & Fluids, July 2011, Elsevier

    Professor Alexander Yuri Gelfgat

  13. Quasi-two-dimensional convection in a three-dimensional laterally heated box in a strong magnetic field normal to main circulation

    Article • Physics of Fluids, March 2011, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  14. On experimental and numerical prediction of instabilities in Czochralski melt flow configuration

    Article • Journal of Crystal Growth, March 2011, Elsevier

    Professor Alexander Yuri Gelfgat

  15. An algebraic multigrid solver for transonic flow problems

    Article • Journal of Computational Physics, February 2011, Elsevier

    Professor Alexander Yuri Gelfgat

  16. Oscillatory instability of a three-dimensional lid-driven flow in a cube

    Article • Physics of Fluids, September 2010, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  17. Bulging and bending of Kelvin-Helmholtz billows controlled by symmetry and phase of initial perturbation

    Article • Journal of Physics Conference Series, March 2010, Institute of Physics Publishing

    Professor Alexander Yuri Gelfgat

  18. Third International Symposium on Instability and Bifurcations in Fluid Dynamics

    Article • Journal of Physics Conference Series, January 2010, Institute of Physics Publishing

    Professor Alexander Yuri Gelfgat

  19. On pressure–velocity coupled time-integration of incompressible Navier–Stokes equations using direct inversion of Stokes operator or accelerated multigrid technique

    Article • Computers & Structures, June 2009, Elsevier

    Professor Alexander Yuri Gelfgat

  20. Experimental and numerical results on three-dimensional instabilities in a rotating disk–tall cylinder flow

    Article • Physics of Fluids, May 2009, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  21. Numerical modelling of instability and supercritical oscillatory states in a Czochralski model system of oxide melts

    Article • Crystal Research and Technology, June 2008, Wiley

    Professor Alexander Yuri Gelfgat

  22. Experimental and computational study of flow instabilities in a model of Czochralski growth

    Article • Journal of Crystal Growth, April 2008, Elsevier

    Professor Alexander Yuri Gelfgat

  23. Three-dimensional stability calculations for hydrodynamic model of Czochralski growth

    Article • Journal of Crystal Growth, May 2007, Elsevier

    Professor Alexander Yuri Gelfgat

  24. Second International Symposium on Instability and Bifurcations in Fluid Dynamics

    Article • Journal of Physics Conference Series, May 2007, Institute of Physics Publishing

    Professor Alexander Yuri Gelfgat

  25. Three-dimensional instability of axisymmetric flows: solution of benchmark problems by a low-order finite volume method

    Article • International Journal for Numerical Methods in Fluids, January 2007, Wiley

    Professor Alexander Yuri Gelfgat

  26. Spatial versus temporal instabilities in a parametrically forced stratified mixing layer

    Article • Journal of Fluid Mechanics, March 2006, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  27. The counterpropagating Rossby wave perspective on Kelvin Helmholtz instability as a limiting case of a Rayleigh shear layer with zero width

    Article • Physics of Fluids, January 2006, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  28. Implementation of arbitrary inner product in the global Galerkin method for incompressible Navier–Stokes equations

    Article • Journal of Computational Physics, January 2006, Elsevier

    Professor Alexander Yuri Gelfgat

  29. Stability of convective flows in cavities: solution of benchmark problems by a low-order finite volume method

    Article • International Journal for Numerical Methods in Fluids, January 2006, Wiley

    Professor Alexander Yuri Gelfgat

  30. On three-dimensional instability of a traveling magnetic field driven flow in a cylindrical container

    Article • Journal of Crystal Growth, June 2005, Elsevier

    Professor Alexander Yuri Gelfgat

  31. Numerical study of three-dimensional instabilities in a hydrodynamic model of Czochralski growth

    Article • Journal of Crystal Growth, February 2005, Elsevier

    Professor Alexander Yuri Gelfgat

  32. Numerical modeling of two-fluid Taylor–Couette flow with deformable capillary liquid–liquid interface

    Article • Physics of Fluids, November 2004, American Institute of Physics

    Professor Alexander Yuri Gelfgat, Michael David Graham

  33. Multiple solutions and stability of confined convective and swirling flows – a continuing challenge

    Article • International Journal of Numerical Methods for Heat &amp Fluid Flow, March 2004, Emerald

    Professor Alexander Yuri Gelfgat

  34. Three-Dimensional Instabilities of Natural Convection Flow in a Vertical Cylinder With Partially Heated Sidewall

    Article • Journal of Heat Transfer, January 2004, ASME International

    Professor Alexander Yuri Gelfgat

  35. Stability and slightly supercritical oscillatory regimes of natural convection in a 8:1 cavity: solution of the benchmark problem by a global Galerkin method

    Article • International Journal for Numerical Methods in Fluids, December 2003, Wiley

    Professor Alexander Yuri Gelfgat

  36. Multiple states, stability and bifurcations of natural convection in a rectangular cavity with partially heated vertical walls

    Article • Journal of Fluid Mechanics, October 2003, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  37. Tangent double Hopf bifurcation in a differentially rotating cylinder flow

    Article • July 2003, American Physical Society (APS)

    Professor Alexander Yuri Gelfgat

  38. Convection-induced enhancement of mass transfer through an interface separating two immiscible liquids in a two-layer horizontal annulus

    Article • Physics of Fluids, March 2003, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  39. Dean vortices-induced enhancement of mass transfer through an interface separating two immiscible liquids

    Article • Physics of Fluids, February 2003, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  40. Three-Dimensionality of Trajectories of Experimental Tracers in a Steady Axisymmetric Swirling Flow: Effect of Density Mismatch

    Article • Theoretical and Computational Fluid Dynamics, November 2002, Springer Science + Business Media

    Professor Alexander Yuri Gelfgat

  41. AXISYMMETRY-BREAKING INSTABILITIES IN AXISYMMETRIC FREEZING OF ICE

    Article • May 2002, World Scientific Pub Co Pte Lt

    Professor Alexander Yuri Gelfgat

  42. Enhancement of mass transfer in a two-layer Taylor–Couette apparatus with axial flow

    Article • International Journal of Heat and Mass Transfer, January 2002, Elsevier

    Professor Alexander Yuri Gelfgat

  43. Three-dimensional instability of a two-layer Dean flow

    Article • Physics of Fluids, November 2001, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  44. Effect of axial magnetic field on three-dimensional instability of natural convection in a vertical Bridgman growth configuration

    Article • Journal of Crystal Growth, August 2001, Elsevier

    Professor Alexander Yuri Gelfgat

  45. The effect of an external magnetic field on oscillatory instability of convective flows in a rectangular cavity

    Article • Physics of Fluids, August 2001, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  46. Three-dimensional instability of axisymmetric flow in a rotating lid–cylinder enclosure

    Article • Journal of Fluid Mechanics, July 2001, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  47. Axisymmetry breaking instabilities of natural convection in a vertical bridgman growth configuration

    Article • Journal of Crystal Growth, December 2000, Elsevier

    Professor Alexander Yuri Gelfgat

  48. Different Modes of Rayleigh–Bénard Instability in Two- and Three-Dimensional Rectangular Enclosures

    Article • Journal of Computational Physics, December 1999, Elsevier

    Professor Alexander Yuri Gelfgat

  49. Experimental and numerical study of anomalous thermocapillary convection in liquid gallium

    Article • Physics of Fluids, November 1999, American Institute of Physics

    Dr Janis Priede, Professor Alexander Yuri Gelfgat

  50. Stability of multiple steady states of convection in laterally heated cavities

    Article • Journal of Fluid Mechanics, June 1999, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  51. Non-Symmetric Convective Flows in Laterally Heated Rectangular Cavities

    Article • International Journal of Computational Fluid Dynamics, January 1999, Taylor & Francis

    Professor Alexander Yuri Gelfgat

  52. PATTERNS OF BIFURCATING CONVECTIVE FLOWS IN LONG HORIZONTAL CAVITIES

    Article • January 1997, Begell House

    Professor Alexander Yuri Gelfgat

  53. On Oscillatory Instability of Convective Flows at Low Prandtl Number

    Article • Journal of Fluids Engineering, January 1997, ASME International

    Professor Alexander Yuri Gelfgat

  54. Steady states and oscillatory instability of swirling flow in a cylinder with rotating top and bottom

    Article • Physics of Fluids, October 1996, American Institute of Physics

    Professor Alexander Yuri Gelfgat

  55. Stability of confined swirling flow with and without vortex breakdown

    Article • Journal of Fluid Mechanics, March 1996, Cambridge University Press

    Professor Alexander Yuri Gelfgat

  56. NUMERICAL ANALYSIS OF OSCILLATORY INSTABILITY OF BUOYANCY CONVECTION WITH THE GALERKIN SPECTRAL METHOD

    Article • Numerical Heat Transfer Part A Applications, June 1994, Taylor & Francis

    Professor Alexander Yuri Gelfgat

  57. Influence of the Electromagnetic, G-Jitter or Thermocapillary Forces on the Stability of the Stationary Buoyancy Convection

    Article • January 1992, Springer Science + Business Media

    Professor Alexander Yuri Gelfgat